IBM Personal Computer User Manual

Getting Your IBM Personal Computer
Ready
1 Turn display or TV Contrast and Brightness
controls fully clockwise.
(If your display has an
On/Off control, set the control to On.)
Contrast
Control
Brightness
Control
Note: The IBM Personal Computer is
designed for use with monitors or television
that meet either National Television System
Committee standards or Electronic Industry
Association RS 170 standards. Therefore, if
your device does not meet these standards, it
may not function properly.
Getting Ready 3-5

IBM Personal Computer Specifications

General

Manufacturer	IBM
Model	IBM Personal Computer 5150
Release Year	1981
Processor	Intel 8088
Clock Speed	4.77 MHz
RAM	16 KB - 256 KB
Graphics	MDA or CGA
Power Supply	63.5 W
Weight	21 lbs (9.5 kg)
Storage	5.25-inch floppy disk drives, optional 10 MB hard drive
Operating System	IBM PC DOS
Ports	Parallel, Serial, Cassette